May 16, 2014
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Person texting. / Getty Images/iStockphoto

by Jolie Lee, USA TODAY Network

by Jolie Lee, USA TODAY Network

That's how fast teen Marcel Fernandes Filho from Brazil typed the following message on a smartphone, setting a new Guinness World Record for fastest texter.

The 25-word message Filho had to type was: "The razor-toothed piranhas of the genera Serrasalmus and Pygocentrus are the most ferocious freshwater fish in the world. In reality they seldom attack a human."